Home / 4,722.20-7,080.26-2,256.96

Finding the Fourth Proportional to 4,722.20, 7,080.26 and 2,256.96

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Solution

The fourth proportional to 4,722.20, 7,080.26 and 2,256.96 is: 3,383.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.20 : 7,080.26 = 2,256.96 : x
  2. Step 2: Convert to fraction form
    4,722.20/7,080.26 = 2,256.96/x
  3. Step 3: Cross multiply
    4,722.20x = 7,080.26 × 2,256.96
  4. Step 4: Simplify right side
    4,722.20x = 15,979,852.32
  5. Step 5: Solve for x
    x = 15,979,852.32/4,722.20
  6. Step 6: Final answer
    x = 3,383.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.